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337 results were found
Specimens
Description:
Red, medium, to coarse-grained iron oxide cement; shows hematite bands.
Description:
Feldspar group; pink cleavages showing perthitic texture, common potassium feldspar, Mohs’ hardness of 6.
Catalog Number:
(470025-768)
Description:
White, massive, coarse crystalline vein, Mohs’ hardness of 7.
Catalog Number:
(470190-600)
Description:
Which environment is more appealing?
Catalog Number:
(470176-674)
Description:
This species of freshwater algae is commonly used for research on photosynthesis.
Description:
Black, fissile; commonly with carbonized fossil plant impressions.
Catalog Number:
(470026-286)
Description:
Chlorite-mica with perfect slaty cleavage.
Catalog Number:
(470176-714)
Description:
Volvox globator is a species of colonial green algae that forms spherical colonies of cells.
Description:
Formalin-preserved fetal pigs are available in vacuum packs or pails.
Catalog Number:
(470158-758)
Description:
Formalin-preserved rats are available in vacuum packs.
Catalog Number:
(470177-318)
Description:
Create a balanced ecosystem in your aquarium with the addition of these small, freshwater algae eaters. They reproduce rapidly, laying their eggs on the glass sides of the aquarium.
Description:
An excellent aquarium oxygenator, great for teaching respiration, photosynthesis, and plasmolysis.
Catalog Number:
(470007-106)
Description:
Mendel’s Law of Independent Assortment made easy.
Catalog Number:
(470179-934)
Description:
Ideal for comparative study, the four cultures included in this set represent green algae's variety of physical morphologies.
Catalog Number:
(470158-598)
Description:
Partially dissected, this large specimen shows the vascular system injected in red.
Description:
Formaldehyde-free bullfrogs. Available in pails or vacuum packs.
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